Tools & Wizards About Us
chofu-fm.com screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

chofu-fm.com

調布FM

Page Load Speed

10.5 sec in total

First Response

2.2 sec

Resources Loaded

8 sec

Page Rendered

361 ms

chofu-fm.com screenshot

About Website

Click here to check amazing Chofu Fm content for Japan. Otherwise, check out these important facts you probably never knew about chofu-fm.com

調布FM

Visit chofu-fm.com

Key Findings

We analyzed Chofu-fm.com page load time and found that the first response time was 2.2 sec and then it took 8.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

chofu-fm.com performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.4 s

2/100

10%

LCP (Largest Contentful Paint)

Value9.4 s

1/100

25%

SI (Speed Index)

Value11.2 s

5/100

10%

TBT (Total Blocking Time)

Value1,160 ms

22/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value9.5 s

30/100

10%

Network Requests Diagram

www.chofu-fm.com

2181 ms

import.css

349 ms

top.css

524 ms

nivo-slider.css

360 ms

nivo-default.css

374 ms

Our browser made a total of 98 requests to load all elements on the main page. We found that 98% of them (96 requests) were addressed to the original Chofu-fm.com, 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Chofu-fm.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 322.2 kB (21%)

Content Size

1.5 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Chofu-fm.com main page is 1.5 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 45% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 33.9 kB

  • Original 42.4 kB
  • After minification 41.9 kB
  • After compression 8.6 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 33.9 kB or 80% of the original size.

Image Optimization

-4%

Potential reduce by 42.7 kB

  • Original 1.1 MB
  • After minification 1.1 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Chofu Fm images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 209.0 kB

  • Original 325.6 kB
  • After minification 308.6 kB
  • After compression 116.6 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 209.0 kB or 64% of the original size.

CSS Optimization

-79%

Potential reduce by 36.6 kB

  • Original 46.5 kB
  • After minification 38.1 kB
  • After compression 9.9 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Chofu-fm.com needs all CSS files to be minified and compressed as it can save up to 36.6 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 41 (44%)

Requests Now

94

After Optimization

53

  • Images
  • JavaScript
  • CSS

The browser has sent 94 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chofu Fm. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.chofu-fm.com

www.chofu-fm.com

2181 ms

import.css

import.css

349 ms

top.css

top.css

524 ms

nivo-slider.css

nivo-slider.css

360 ms

nivo-default.css

nivo-default.css

374 ms

jquery-1.6.1.min.js

jquery-1.6.1.min.js

1136 ms

jquery.modify.js

jquery.modify.js

517 ms

jquery.colorbox-min.js

jquery.colorbox-min.js

715 ms

jquery.heightLine.js

jquery.heightLine.js

555 ms

jquery.nivo.slider.pack.js

jquery.nivo.slider.pack.js

863 ms

nivo.js

nivo.js

1268 ms

ga.js

ga.js

725 ms

styles.css

styles.css

569 ms

pagenavi-css.css

pagenavi-css.css

724 ms

tablepress-combined.min.css

tablepress-combined.min.css

740 ms

lightbox.min.css

lightbox.min.css

751 ms

jquery.js

jquery.js

1252 ms

jquery-migrate.min.js

jquery-migrate.min.js

902 ms

audio-player.js

audio-player.js

923 ms

init.css

init.css

770 ms

common.css

common.css

913 ms

page.css

page.css

940 ms

colorbox.css

colorbox.css

953 ms

jquery.form.min.js

jquery.form.min.js

795 ms

scripts.js

scripts.js

936 ms

jquery.touchwipe.min.js

jquery.touchwipe.min.js

937 ms

jquery.lightbox.min.js

jquery.lightbox.min.js

941 ms

ga.js

ga.js

38 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

192 ms

__utm.gif

__utm.gif

14 ms

bg_topContents.jpg

bg_topContents.jpg

176 ms

btn_header_Home_off.png

btn_header_Home_off.png

181 ms

key.jpg

key.jpg

1392 ms

bg_navi.jpg

bg_navi.jpg

393 ms

navi_delimiter.png

navi_delimiter.png

221 ms

navi01_info_off.png

navi01_info_off.png

268 ms

navi02_prog_off.png

navi02_prog_off.png

347 ms

navi03_repo_off.png

navi03_repo_off.png

359 ms

navi04_pres_off.png

navi04_pres_off.png

406 ms

navi05_netradio_off.png

navi05_netradio_off.png

458 ms

navi06_req_off.png

navi06_req_off.png

521 ms

navi07_sch_off.png

navi07_sch_off.png

539 ms

navi08_about_off.png

navi08_about_off.png

578 ms

bg_bottomOfTopics.png

bg_bottomOfTopics.png

589 ms

h2_topics.png

h2_topics.png

647 ms

btn_toList_off.png

btn_toList_off.png

693 ms

bg_sideOfTopics.png

bg_sideOfTopics.png

717 ms

bg_listOrange.gif

bg_listOrange.gif

763 ms

bg_bottomOfLatest.png

bg_bottomOfLatest.png

773 ms

h2_latest.png

h2_latest.png

838 ms

bg_sideOfLatest.png

bg_sideOfLatest.png

868 ms

h2_progInfo_off.png

h2_progInfo_off.png

896 ms

h2_report_off.png

h2_report_off.png

946 ms

listenradio.PNG

listenradio.PNG

956 ms

bnr_simulradio.png

bnr_simulradio.png

1027 ms

chofucity.bmp

chofucity.bmp

1042 ms

bnr_cm.png

bnr_cm.png

1076 ms

loading.gif

loading.gif

1131 ms

slide1.jpg

slide1.jpg

1139 ms

slide2.jpg

slide2.jpg

1216 ms

slide3.jpg

slide3.jpg

1216 ms

slide4.jpg

slide4.jpg

1230 ms

slide5.jpg

slide5.jpg

1290 ms

slide6.jpg

slide6.jpg

1297 ms

slide7.jpg

slide7.jpg

1341 ms

bg_bottomOfAbout.png

bg_bottomOfAbout.png

1300 ms

h2_about.png

h2_about.png

1263 ms

bg_sideOfAbout.png

bg_sideOfAbout.png

1325 ms

bg_bottomOfAboutText.png

bg_bottomOfAboutText.png

1291 ms

bg_topOfAboutText.png

bg_topOfAboutText.png

1299 ms

bg_topOfsideLinkBox.png

bg_topOfsideLinkBox.png

1222 ms

chiyo_banner.png

chiyo_banner.png

1240 ms

btn_present_off.png

btn_present_off.png

1226 ms

btn_req_off.png

btn_req_off.png

1286 ms

btn_netradio_off.png

btn_netradio_off.png

1237 ms

bnr_atarimae.gif

bnr_atarimae.gif

1220 ms

bnr_365fct_mot.gif

bnr_365fct_mot.gif

1203 ms

bnr_jaf1.gif

bnr_jaf1.gif

1212 ms

img_sidenavi_category.png

img_sidenavi_category.png

1210 ms

bg_bottomOfSidenavi.png

bg_bottomOfSidenavi.png

1228 ms

bg_sidenavi.png

bg_sidenavi.png

1185 ms

bg_sidenavi_delimiter.png

bg_sidenavi_delimiter.png

1197 ms

sidenavi_info_off.png

sidenavi_info_off.png

1152 ms

sidenavi_program_off.png

sidenavi_program_off.png

1206 ms

sidenavi_report_off.png

sidenavi_report_off.png

1139 ms

sidenavi_present_off.png

sidenavi_present_off.png

1193 ms

sidenavi_netradio_off.png

sidenavi_netradio_off.png

1166 ms

sidenavi_request_off.png

sidenavi_request_off.png

1142 ms

sidenavi_schedule_off.png

sidenavi_schedule_off.png

1131 ms

sidenavi_about_off.png

sidenavi_about_off.png

1129 ms

bg_footer.jpg

bg_footer.jpg

1693 ms

footer_delimiter.gif

footer_delimiter.gif

1169 ms

img_copyrights.png

img_copyrights.png

1116 ms

bg_bottomOfsideLinkBox.png

bg_bottomOfsideLinkBox.png

1122 ms

arrows.png

arrows.png

1048 ms

loading.gif

loading.gif

2446 ms

controls.png

controls.png

2107 ms

bullets.png

bullets.png

1113 ms

Accessibility Review

chofu-fm.com accessibility score

80

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

button, link, and menuitem elements do not have accessible names.

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

chofu-fm.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

chofu-fm.com SEO score

93

Search Engine Optimization Advices

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chofu-fm.com can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it matches the claimed language. Our system also found out that Chofu-fm.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

chofu-fm.com

Open Graph description is not detected on the main page of Chofu Fm. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: